package day02;
//变量的演示
public class VarDemo {
    public static void main(String[] args) {
        int a,b,c;
        a=5;
        b=10;
        c=10;
        int j=10,k=100;
        int m=j*10;
        k=k+250;
        System.out.println("m="+m);
        System.out.println("k="+k);
        a=a+100;
        b=b+50;
        System.out.println(a);
        System.out.println(b);
        int s=250;
        s=s/5;
        System.out.println("s="+s);
        k=k*2;
        System.out.println(k);
        System.out.println("k="+k);
        int i=66;
        i=i*6;
        System.out.println("i="+i);
        i=i-5;
        System.out.println("i="+i);
        int age=23;
        age=age+1;
        System.out.println("age="+age);
        double age1=23;
        System.out.println(age1);
        int myScore=120;
//        Score   成绩
//        -2^31~2^31-1          -----------21个多亿
    }
}
